Fábio Roxo, Gabriel Souza da Costa e Silva, & Claudio Oliveira. 2016. Description of a new species of Parotocinclus (Siluriformes, Hypoptopomatinae) from the rio Tapajós basin. ZooKeys, 634, 125-136 (21 Nov 2016). https://doi.org/10.3897/zookeys.634.9917
Roxo et al. wrote: ABSTRACT
A new species of is described from three small tributaries of the rio Tapajós basin, Mato Grosso State, Brazil. The new species can be distinguished from its congeners by presenting the following characters: (1) a triangular dark blotch at the anterior base of the dorsal fin, (2) the absence of an adipose fin but presence of one small platelet at typical adipose-fin region, (3) the abdomen completely covered by dermal plates, (4) a pectoral girdle totally exposed, (5) a single series of bicuspid teeth, and (6) the higher number of bicuspid premaxillary and dentary teeth.
- Keywords: Biodiversity, Cascudinhos, freshwater, Neotropical fish, taxonomy